Home / 82,177,700.85-113,408,791.98-45,508,271.85

Finding the Fourth Proportional to 82,177,700.85, 113,408,791.98 and 45,508,271.85

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Solution

The fourth proportional to 82,177,700.85, 113,408,791.98 and 45,508,271.85 is: 62,803,389.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,177,700.85 : 113,408,791.98 = 45,508,271.85 : x
  2. Step 2: Convert to fraction form
    82,177,700.85/113,408,791.98 = 45,508,271.85/x
  3. Step 3: Cross multiply
    82,177,700.85x = 113,408,791.98 × 45,508,271.85
  4. Step 4: Simplify right side
    82,177,700.85x = 5,161,038,135,605,940
  5. Step 5: Solve for x
    x = 5,161,038,135,605,940/82,177,700.85
  6. Step 6: Final answer
    x = 62,803,389.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.